Answer:
Step-by-step explanation:
7 + 3 + 5 + 15 = 30
14 = x and 2.5 = y
For ABCD - the top is 8 and the sides are 11. 11 minus 8 is 3. 11 plus 3 equals 14, that’s x.
For GHIJ - the bottom is 8 and both sides are 5.5. So 8 minus 5.5 is 2.5. That’s y.